Docs: Update http(s)_port protocol= details

diff --git a/src/cf.data.pre b/src/cf.data.pre
index b08964493e3c2ecab574ab3718b8a83ab5b29573..f46459a465ce141c274d9f4e2ecf041000fac2fd 100644 (file)
--- a/src/cf.data.pre
+++ b/src/cf.data.pre
@@ -1627,9 +1627,12 @@ DOC_START
 
           no-vhost     Disable using HTTP/1.1 Host header for virtual domain support.
 
-          protocol=    Protocol to reconstruct accelerated requests with.
-                       Defaults to http for http_port and https for
-                       https_port
+          protocol=    Protocol to reconstruct accelerated and intercepted
+                       requests with. Defaults to HTTP/1.1 for http_port and
+                       HTTPS/1.1 for https_port.
+                       When an unsupported value is configured Squid will
+                       produce a FATAL error.
+                       Values: HTTP or HTTP/1.1, HTTPS or HTTPS/1.1
 
           vport        Virtual host port support. Using the http_port number
                        instead of the port passed on Host: headers.